Home / 7,189,677.20-10,784,737.22-3,144,082.58

Finding the Fourth Proportional to 7,189,677.20, 10,784,737.22 and 3,144,082.58

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Solution

The fourth proportional to 7,189,677.20, 10,784,737.22 and 3,144,082.58 is: 4,716,220.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,189,677.20 : 10,784,737.22 = 3,144,082.58 : x
  2. Step 2: Convert to fraction form
    7,189,677.20/10,784,737.22 = 3,144,082.58/x
  3. Step 3: Cross multiply
    7,189,677.20x = 10,784,737.22 × 3,144,082.58
  4. Step 4: Simplify right side
    7,189,677.20x = 33,908,104,353,635.53
  5. Step 5: Solve for x
    x = 33,908,104,353,635.53/7,189,677.20
  6. Step 6: Final answer
    x = 4,716,220.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.